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A necessary condition for generic rigidity of bar‐and‐joint frameworks in d‐space       
Yazarlar
Dr. Öğr. Üyesi Hakan GÜLER
Kastamonu Üniversitesi, Türkiye
Bill Jackson
Özet
A graph (Formula presented.) is (Formula presented.) -sparse if each subset (Formula presented.) with (Formula presented.) induces at most (Formula presented.) edges in (Formula presented.). Maxwell showed in 1864 that a necessary condition for a generic bar-and-joint framework with at least (Formula presented.) vertices to be rigid in (Formula presented.) is that (Formula presented.) should have a (Formula presented.) -sparse subgraph with (Formula presented.) edges. This necessary condition is also sufficient when (Formula presented.) but not when (Formula presented.). Cheng and Sitharam strengthened Maxwell's condition by showing that every maximal (Formula presented.) -sparse subgraph of (Formula presented.) should have (Formula presented.) edges when (Formula presented.). We extend their result to all (Formula presented.).
Anahtar Kelimeler
bar–joint framework | infinitesimal rigidity | rigidity matroid
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı JOURNAL OF GRAPH THEORY
Dergi ISSN 0364-9024
Dergi Tarandığı Indeksler SCI-Expanded
Dergi Grubu Q3
Makale Dili İngilizce
Basım Tarihi 02-2022
Cilt No 99
Sayı 2
Sayfalar 231 / 239
Doi Numarası 10.1002/jgt.22737
Makale Linki http://dx.doi.org/10.1002/jgt.22737